CN219558547U

CN219558547U - Pipeline explosion arrester

Info

Publication number: CN219558547U
Application number: CN202320486931.1U
Authority: CN
Inventors: 郭磊; 杜健; 苏渊; 张靓; 曹增欢; 史宗燕; 苗健松
Original assignee: Tianjin Port Petrochemicals Terminal Co ltd
Current assignee: Tianjin Port Petrochemicals Terminal Co ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-08-22
Anticipated expiration: 2033-03-14

Abstract

The utility model relates to the technical field of explosion arresters, and discloses a pipeline explosion arrestor, which comprises an explosion arrestor, wherein the explosion arrestor comprises: a first shell, the inside of which is provided with a fire-retardant core; the fixed seat is arranged in the first shell; the first rod body is arranged between the fixed seat and the fire-retarding core; the first spring is sleeved on the outer side wall of the first rod body; the splitter plate is arranged in the first shell; the second shell is arranged on the outer side wall of the first shell; the sliding block is arranged on the outer side wall of the flow dividing plate, and sliding grooves are formed in the outer side walls of the first shell and the second shell; this pipeline explosion arrester, through the structure of converting the impact force of air current into mechanical energy in the inside setting of explosion arrester, the impact force of the at explosion-proof device of maximum reduction air current increases the life of explosion-proof device to the lateral wall at explosion-proof device still is provided with gas detection structure and observation structure, makes things convenient for the in-service behavior of explosion-proof device of real-time observation.

Description

Pipeline explosion arrester

Technical Field

The utility model relates to the technical field of explosion arresters, in particular to a pipeline explosion arrestor.

Background

An explosion-proof pipeline flame arrester is a safety device used for preventing flammable gas and liquid flame from spreading and preventing backfire to cause explosion. Are typically installed on tanks and lines that transport or discharge the explosive gases. Such as a flare, a heating combustion system, a petroleum gas recovery system, or other flammable gas system. Flame arresters in the current market generally consist of a flame arrestor element and a flame arrestor shell, wherein the flame arrestor element is a solid material which can pass through gas and has a plurality of tiny channels or gaps, such as ZFG flame arrestor, most of which can only prevent flame propagation, however, the bursting of a pipeline is not only influenced by open flame and temperature, the bursting of the pipeline can be caused by the impact force of air pressure and gas, and the structural characteristics of the flame arrestor element can seriously influence the flowability of the gas, so that the pressure in the pipeline and the impact force of the gas are enhanced, and the bursting of the pipeline is further caused, thereby threatening the personal safety of staff.

According to the oil gas pipeline explosion arrester disclosed in the Chinese patent publication No. CN216855562U, by arranging structures such as springs and the like, the pressure in the device and the impact force of air flow are reduced conveniently, the elastic force of the springs can offset part of the impact force, the rotating plate can convert part of the impact force into mechanical energy, and finally the pressure is relieved through a through hole, so that the probability of bursting of a pipeline is reduced, and the safety of the device is improved.

However, the safety of the device is not high enough in the actual use process, the use condition of the explosion arrester cannot be observed in real time, and the device is inconvenient to check after a problem occurs.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the pipeline explosion arrester, which has the advantage of high safety and solves the problem that the traditional explosion arrester is not easy to observe and detect.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a pipe explosion suppression device comprising an explosion suppression device, the explosion suppression device comprising: a first shell, the inside of which is provided with a fire-retardant core; the fixed seat is arranged in the first shell; the first rod body is arranged between the fixed seat and the fire-retarding core; the first spring is sleeved on the outer side wall of the first rod body; the splitter plate is arranged in the first shell; the second shell is arranged on the outer side wall of the first shell; the sliding block is arranged on the outer side wall of the flow dividing plate, sliding grooves are formed in the outer side walls of the first shell and the second shell, a second spring is arranged between the sliding block and the second shell, and a pressure relief opening is formed in the outer side wall of the second shell; an auxiliary assembly is arranged on the first shell, and the auxiliary assembly comprises: and the observation window is arranged on the outer side wall of the first shell.

Preferably, a plurality of through holes are formed in the outer side wall of the flow dividing plate.

Preferably, the first rod body penetrates the fire-retarding core.

Preferably, a second rod body is arranged on the inner wall of the second spring, and the second rod body penetrates through the sliding block.

Preferably, the outer side wall of the sliding block is provided with a rubber pad matched with the pressure relief opening.

Preferably, the outer side wall of the fire-retardant core is provided with a protection plate matched with the observation window, and the protection plate is rotationally connected with the observation window.

Preferably, the outer side wall of the first shell is provided with a box body, the box body is communicated with the second shell, the outer side wall of the box body is provided with a gas detector, and the outer side wall of the box body is provided with a detection port.

Preferably, a drainage fan is arranged in the first shell.

(III) beneficial effects

Compared with the prior art, the utility model provides the pipeline explosion arrester, which has the following beneficial effects:

this pipeline explosion arrester, through the structure of converting the impact force of air current into mechanical energy in the inside setting of explosion arrester, the impact force of the at explosion-proof device of maximum reduction air current increases the life of explosion-proof device to the lateral wall at explosion-proof device still is provided with gas detection structure and observation structure, makes things convenient for the in-service behavior of explosion-proof device of real-time observation.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic cross-sectional view of the present utility model.

In the figure:

1. explosion-proof device; 11. a first shell; 12. a fire-retardant core; 13. a fixing seat; 14. a first rod body; 141. a first spring; 15. a diverter plate; 16. a second shell; 161. a pressure relief port; 17. a slide block; 171. a chute; 172. a rubber pad; 18. a second spring; 181. a second rod body;

2. an auxiliary component; 21. an observation window; 22. a protection plate; 23. a case; 24. a gas detector; 25. a detection port; 26. and (5) a drainage fan.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

A pipe explosion suppression device comprising an explosion suppression device 1, the explosion suppression device 1 comprising: a first shell 11, the inside of which is provided with a fire-retardant core 12; the fixed seat 13 is arranged in the first shell 11; the first rod body 14 is arranged between the fixed seat 13 and the fire-retarding core 12; the first spring 141 is sleeved on the outer side wall of the first rod body 14; a flow dividing plate 15 disposed inside the first housing 11; a second housing 16 disposed on an outer side wall of the first housing 11; the sliding block 17 is arranged on the outer side wall of the flow dividing plate 15, a sliding groove 171 is formed in the outer side walls of the first shell 11 and the second shell 16, a second spring 18 is arranged between the sliding block 17 and the second shell 16, and a pressure relief opening 161 is formed in the outer side wall of the second shell 16; the first housing 11 is provided with an auxiliary assembly 2, and the auxiliary assembly 2 includes: the observation window 21 is provided on the outer side wall of the first housing 11.

The outer side wall of the flow dividing plate 15 is provided with a plurality of through holes, the first rod body 14 penetrates through the fire-retarding core 12, the inner wall of the second spring 18 is provided with a second rod body 181, and the second rod body 181 penetrates through the sliding block 17.

Referring to fig. 1-2, the explosion-proof device 1 is installed on a pipeline through a flange, when flame and gas impact on the fire-retardant core 12 together, flame flow is quenched under the action of the fire-retardant core 12, and the impact force of the air flow pushes the fire-retardant core 12 to move in the first shell 11, the fire-retardant core 12 is repeatedly moved left and right due to the instability of the air flow and converted into mechanical energy, the impact force of part of the gas is counteracted, when the air flow impacts the splitter plate 15, the impact force is counteracted further, when the air pressure in the first shell 11 is too high, the air flow is discharged from the opened pressure relief opening 161 after the splitter plate 15 moves, a plurality of through holes are formed in the outer side wall of the splitter plate 15, so that the air flow is conveniently split, the observation window 21 in the outer side wall of the first shell 11 is used for observing the internal working condition, the first rod body 14 penetrates the fire-retardant core 12, the fire-retardant core 12 is enabled to be more stable when moving, the second rod body 181 is arranged on the inner wall of the second spring 18, the second rod 181 penetrates the slider 17, and the second spring 18 is increased in stability.

Example two

An auxiliary function is added on the basis of the first embodiment.

The lateral wall of slider 17 is provided with the cooperation the rubber pad 172 of pressure release mouth 161, the lateral wall of fire-retardant core 12 is provided with the cooperation guard plate 22 of observation window 21, guard plate 22 with the observation window 21 rotates to be connected, the lateral wall of casing one 11 is provided with box 23, box 23 with casing two 16 intercommunication, the lateral wall of box 23 is provided with gas detector 24, the lateral wall of box 23 is provided with detection mouth 25, the inside of casing one 11 is provided with drainage fan 26.

Referring to fig. 1-2, a rubber pad 172 matched with a pressure relief opening 161 is arranged on the outer side wall of a sliding block 17, the tightness between the rubber pad 172 and the pressure relief opening 161 is improved, a protection plate 22 matched with an observation window 21 is arranged on the outer side wall of a fire-retardant core 12, the protection plate 22 is rotationally connected with the observation window 21, the observation window 21 is protected through the protection plate 22, and the observation window 21 is prevented from being damaged by impact of foreign matters; the outer side wall of the first shell 11 is provided with a box body 23, the box body 23 is communicated with the second shell 16, the outer side wall of the box body 23 is provided with a gas detector 24, the outer side wall of the box body 23 is provided with a detection port 25, when the gas and the air flow which are discharged out enter the interior of the box body 23, parameters such as gas concentration and the like are detected through the gas detector 24, the detailed working condition of the explosion-proof device 1 is observed, and the detection port 25 which can be used by staff for spot check by using a handheld detector at any time is also provided; a drainage fan 26 is arranged in the first shell 11 to further reduce the impact force of the air flow.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pipe explosion arrester comprising an explosion arrester (1), the explosion arrester (1) comprising:

a first shell (11) provided with a fire-retardant core (12) inside;

the fixed seat (13) is arranged in the first shell (11);

the first rod body (14) is arranged between the fixed seat (13) and the fire-retarding core (12);

the first spring (141) is sleeved on the outer side wall of the first rod body (14);

a flow dividing plate (15) arranged inside the first shell (11);

a second shell (16) arranged on the outer side wall of the first shell (11);

the sliding block (17) is arranged on the outer side wall of the flow dividing plate (15), a sliding groove (171) is formed in the outer side wall of the first shell (11) and the outer side wall of the second shell (16), a second spring (18) is arranged between the sliding block (17) and the second shell (16), and a pressure relief opening (161) is formed in the outer side wall of the second shell (16);

the method is characterized in that: an auxiliary assembly (2) is arranged on the first shell (11), and the auxiliary assembly (2) comprises:

and an observation window (21) arranged on the outer side wall of the first shell (11).

2. A pipe explosion arrester as claimed in claim 1, wherein: the outer side wall of the flow dividing plate (15) is provided with a plurality of through holes.

3. A pipe explosion arrester as claimed in claim 2, wherein: the first rod body (14) penetrates through the fire-retarding core (12).

4. A pipe explosion arrester as claimed in claim 1, wherein: the inner wall of the second spring (18) is provided with a second rod body (181), and the second rod body (181) penetrates through the sliding block (17).

5. A pipe explosion arrester as claimed in claim 1, wherein: the outer side wall of the sliding block (17) is provided with a rubber pad (172) matched with the pressure relief opening (161).

6. A pipe explosion arrester as claimed in claim 1, wherein: the outer side wall of the fire-retardant core (12) is provided with a protection plate (22) matched with the observation window (21), and the protection plate (22) is rotationally connected with the observation window (21).

7. A pipe explosion suppression apparatus as set forth in claim 6, wherein: the outer side wall of the first shell (11) is provided with a box body (23), the box body (23) is communicated with the second shell (16), the outer side wall of the box body (23) is provided with a gas detector (24), and the outer side wall of the box body (23) is provided with a detection port (25).

8. A pipe explosion arrester as claimed in claim 1, wherein: a drainage fan (26) is arranged in the first shell (11).